Top Level Namespace

Defined Under Namespace

Modules: Anschel

Instance Method Summary collapse

Instance Method Details

#num_cpus ⇒ Object

Return the number of CPU cores (should work on Unixy platforms)



6
7
8
9
10
11
12
 
# File 'lib/anschel.rb', line 6

def num_cpus
  return Java::Java.lang.Runtime.getRuntime.availableProcessors if defined? Java::Java
  return File.read('/proc/cpuinfo').scan(/^processor\s*:/).size if File.exist? '/proc/cpuinfo'
  return `sysctl -a | grep cpu`.split(/\s+/,2).last.to_i
rescue
  return 2
end